Re: Function as an argument

*To*: mathgroup at smc.vnet.net*Subject*: [mg76725] Re: Function as an argument*From*: Albert <awnl at arcor.net>*Date*: Sat, 26 May 2007 04:39:05 -0400 (EDT)*References*: <f36ddj$71m$1@smc.vnet.net>

dXdYdZdu wrote: > Hi, I have problem. I want to do something like this: > > ss[x_] = 2 + x^3 ; > MyFunction[expression_] := Module[{}, Return[expression[2]]] > Calling MyFunction[ss] will produce 10 and this is working case. > > but this is what I can not do: > > MyFunction[2 + x^3] > > Is there a way to make this to work as well? > > If you want to use a function as argument, then use one, like below: MyFunction[2+#^3&] Note that there is a difference between a function and an expression. Look up Function in the help browser to learn more about pure functions... hth, albert